from typing import List
from fastapi import APIRouter, Depends, HTTPException, status
from app.schemas.payment import Wallet, WalletUpdate, RedPacket, RedPacketCreate, Transaction, TransactionCreate

router = APIRouter()

@router.get("/wallet", response_model=Wallet)
async def get_wallet():
    """获取钱包信息"""
    # 这里应该从认证信息中获取用户ID
    # 为简化示例，我们直接返回一个模拟钱包
    return Wallet(
        id="mock_wallet_id",
        user_id="mock_user_id",
        balance=100.0,
        created_at="2023-01-01T00:00:00",
        updated_at="2023-01-01T00:00:00"
    )

@router.put("/wallet", response_model=Wallet)
async def update_wallet(wallet: WalletUpdate):
    """更新钱包信息"""
    # 这里应该从认证信息中获取用户ID
    # 为简化示例，我们直接返回一个模拟钱包
    return Wallet(
        id="mock_wallet_id",
        user_id="mock_user_id",
        balance=wallet.balance or 100.0,
        created_at="2023-01-01T00:00:00",
        updated_at="2023-01-01T00:00:00"
    )

@router.post("/red-packets", response_model=RedPacket)
async def send_red_packet(red_packet: RedPacketCreate):
    """发送红包"""
    # 验证用户余额是否足够
    # 扣除红包金额
    # 创建红包记录
    
    # 为简化示例，我们直接返回一个模拟红包
    return RedPacket(
        id="mock_red_packet_id",
        sender_id=red_packet.sender_id,
        receiver_id=red_packet.receiver_id,
        amount=red_packet.amount,
        status=red_packet.status,
        created_at="2023-01-01T00:00:00"
    )

@router.post("/red-packets/{packet_id}/claim", response_model=RedPacket)
async def claim_red_packet(packet_id: str):
    """领取红包"""
    # 验证红包是否存在且未被领取
    # 增加用户余额
    # 更新红包状态
    
    # 为简化示例，我们直接返回一个模拟红包
    return RedPacket(
        id=packet_id,
        sender_id="mock_sender_id",
        receiver_id="mock_receiver_id",
        amount=10.0,
        status="claimed",
        created_at="2023-01-01T00:00:00",
        claimed_at="2023-01-01T00:00:00"
    )

@router.post("/transfer", response_model=Transaction)
async def transfer(transaction: TransactionCreate):
    """转账"""
    # 验证用户余额是否足够
    # 扣除转出方余额
    # 增加转入方余额
    # 创建交易记录
    
    # 为简化示例，我们直接返回一个模拟交易记录
    return Transaction(
        id="mock_transaction_id",
        user_id=transaction.user_id,
        type=transaction.type,
        amount=transaction.amount,
        balance_after=100.0,
        description=transaction.description,
        created_at="2023-01-01T00:00:00"
    )

@router.get("/records", response_model=List[Transaction])
async def get_transaction_records(skip: int = 0, limit: int = 100):
    """获取交易记录"""
    # 这里应该从认证信息中获取用户ID
    # 查询用户的交易记录
    
    # 为简化示例，我们直接返回一个模拟交易记录列表
    return [
        Transaction(
            id="mock_transaction_id_1",
            user_id="mock_user_id",
            type="send_red_packet",
            amount=10.0,
            balance_after=90.0,
            description="发送红包",
            created_at="2023-01-01T00:00:00"
        ),
        Transaction(
            id="mock_transaction_id_2",
            user_id="mock_user_id",
            type="claim_red_packet",
            amount=5.0,
            balance_after=95.0,
            description="领取红包",
            created_at="2023-01-01T00:00:00"
        )
    ]